If you didn't know the answer to the question, would you have been able to come up with it on your own, from scratch? Merely practicing interview questions wit

If you didn't know the answer to the question, would you have been able to come up with it on your own, from scratch? Merely practicing interview questions without pondering them produces the false impression that they're useless trivia, when actually deciding to come up with the answers to these questions and struggle with the clues inside them which produce the answers show a much richer conceptual tapestry for data structures that goes beyond memorizing tricks.